/*
 * Copyright 2014 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.dashbuilder.dataset.engine.index;

import org.dashbuilder.dataset.engine.index.stats.DataSetIndexStats;
import org.dashbuilder.dataset.DataSet;

/**
 * A DataSet index
 */
public abstract class DataSetIndex extends DataSetIndexNode {

    /**
     * Get the data set referenced by this index.
     */
    public abstract DataSet getDataSet();

    /**
     * Get the performance stats of this index.
     */
    public abstract DataSetIndexStats getStats();
}

